Poj Solution 2967

http://poj.org/problem?id=2967

//* @author: 82638882@163.com
import java.util.*;
import java.io.*;
public class Main
{
 public static void main(String[] args) throws IOException
 {
  InputStreamReader is=new InputStreamReader(System.in);
  BufferedReader in=new BufferedReader(is);
  int a=Integer.parseInt(in.readLine());
  int[] arr=new int[a];
  int u,total;
  for(int i=0;i< a;i++)
  {
    total=0;
    while(true)
    {
         u=in.read();
      if(u>'9'||u< '0')break;
        total*=10;
        total+=u-'0';
    }
    arr[i]=total;
    }
    if(a< 4)
    System.out.println("The set is rejected.");
    else
    {
    Arrays.sort(arr);
    if(arr[a-1]-arr[0]< arr[1])
        System.out.println("The set is rejected.");
    else{
      boolean bb=false;
      for(int i=a-1;i>=2;i--)
      {
        if(arr[i]-arr[i-2]< arr[i-1])
        {
        System.out.println("The set is accepted.");
        bb=true;
        break;
        }
       }
       if(!bb) System.out.println("The set is rejected.");
    }
     }
  }
}